package com.hfqixin.manager.datasource;
public class DataSourceContextHolder {  
     private static final ThreadLocal<String> contextHolder = new ThreadLocal<String>();  
  
     public static void setDbType(String dbType) {  
            contextHolder.set(dbType);  
     }  
  
     public static String getDbType() {  
            return ((String) contextHolder.get());  
     }  
  
     public static void clearDbType() {  
            contextHolder.remove();  
     }  
}  